The EPIC Meeting on Fiber Sensors at HBK Fibersensing 2023 will take place in Porto, Portugal from 19th April to 20th April 2023. To meet the demands of the fast-expanding applications-driven market, this meeting discusses both the latest advances and recent application opportunities in the field of measurement of electrical and magnetic quantities, temperature and vibration sensors, automobile and rail transport, product pipelines leakages, smart waste management, structural health, fire detection, magnetic resonance sensors, smart home care, wearable sensors, in vitro and in vivo sensors, with the main emphasis on applying optical knowledge for solving real-life engineering problems. The technical program will contain presentations on advancements in instrumentation, applications, and technology integration. A special focus will also be placed on current challenges, business impacts and evolving best practices.